Home / 29,114.52-40,175.64-17,178.36

Finding the Fourth Proportional to 29,114.52, 40,175.64 and 17,178.36

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Solution

The fourth proportional to 29,114.52, 40,175.64 and 17,178.36 is: 23,704.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,114.52 : 40,175.64 = 17,178.36 : x
  2. Step 2: Convert to fraction form
    29,114.52/40,175.64 = 17,178.36/x
  3. Step 3: Cross multiply
    29,114.52x = 40,175.64 × 17,178.36
  4. Step 4: Simplify right side
    29,114.52x = 690,151,607.15
  5. Step 5: Solve for x
    x = 690,151,607.15/29,114.52
  6. Step 6: Final answer
    x = 23,704.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.